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Article History

Received: 3 May 2017

Accepted: 9 July 2018

First Online: 23 August 2018

Ethics approval and consent to participate

: Ethical approval for the study was obtained prior to data collection from the College of Basic and Applied Sciences, University of Ghana Research Ethics Board, and the Ghana Health Service Review Board. Informed written consent was obtained from the parent or guardian, and oral assent was obtained from each child.

: Not applicable.

: The authors declare that they have no competing interests.

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